It just hit me that you can say that with a lot of things.

1 bitcoin = 1 bitcoin

1 dollar = 1 dollar

1 ounce of gold = 1 ounce of gold

1 ounce of silver = 1 ounce of silver

1 egg = 1 egg

1 kilo iron = 1 kilo iron

It is like saying 1 = 1